Home Postcode finder SA Warrachie Warrachie postcode SA Warrachie is a locality in South Australia covered by postcode 5607. Postcode 5607 State or territory South Australia (SA) Region SA Outer Suburbs Add a free Warrachie business listing Be the first listing in Warrachie Common questionsWhat is the postcode for Warrachie?Warrachie, SA has the postcode 5607.What state is Warrachie in?Warrachie is in South Australia (SA).Does postcode 5607 cover more than one suburb?Yes. Postcode 5607 covers 50 localities, so the postcode alone does not identify Warrachie. Browse other postcodes in South Australia, or widen the search to every Australian postcode.